arnekeller/ascii-table
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Optimisation.

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This commit is contained in:
Gerrit Viljoen 2020-04-01 21:13:14 +02:00
parent 07c4906af8
commit 1fd3fc0383
1 changed files with 6 additions and 5 deletions
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11
src/lib.rs
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@ -135,8 +135,9 @@ impl AsciiTable {
let mut result = String::new();
result.push_str(&self.format_first(&widths));
if has_header {
let default_conf = &DEFAULT_COLUMN;
let header: Vec<_> = (0..num_cols).map(|a|
self.columns.get(&a).unwrap_or(&DEFAULT_COLUMN).header.clone()
self.columns.get(&a).unwrap_or(default_conf).header.as_str()
).collect();
result.push_str(&self.format_header_row(&header, &widths));
result.push_str(&self.format_middle(&widths));
@ -233,14 +234,14 @@ impl AsciiTable {
let width = widths[a];
let default_conf = &DEFAULT_COLUMN;
let conf = self.columns.get(&a).unwrap_or(default_conf);
self.make_cell(cell, width, ' ', conf.align)
self.format_cell(cell, width, ' ', conf.align)
}).collect();
self.format_line(&row, &format!("{}{}", NS, ' '), &format!("{}{}{}", ' ', NS, ' '), &format!("{}{}", ' ', NS))
}
fn format_header_row(&self, row: &[String], widths: &[usize]) -> String {
fn format_header_row(&self, row: &[&str], widths: &[usize]) -> String {
let row: Vec<String> = row.iter().zip(widths.iter()).map(|(cell, &width)|
self.make_cell(&cell, width, ' ', Align::Left)
self.format_cell(cell, width, ' ', Align::Left)
).collect();
self.format_line(&row, &format!("{}{}", NS, ' '), &format!("{}{}{}", ' ', NS, ' '), &format!("{}{}", ' ', NS))
}
@ -250,7 +251,7 @@ impl AsciiTable {
self.format_line(&row, &format!("{}{}", NE, EW), &format!("{}{}{}", EW, NEW, EW), &format!("{}{}", EW, NW))
}
fn make_cell(&self, text: &str, len: usize, pad: char, align: Align) -> String {
fn format_cell(&self, text: &str, len: usize, pad: char, align: Align) -> String {
if text.chars().count() > len {
let mut result: String = text.chars().take(len).collect();
if result.pop().is_some() {